[(E)]

Factors relating to the technical questions G-J
If the mountain that houses Knurlkyth stands alone and relatively unconnected from the Ornthrond mountain range it will need a height of at least 6000m to accommodate the glaciers that supply the city.

The middle gate farm system was left with an undefined size to allow flexibility, with the consensus seeming to be excellent farming technology and resources for Knurlkyth it is technically possible to abandon it all together.

For demographics the increased farming efficiency means dwarven farmers are better than twice as efficient as TL 3 human farmers.